From a5d97619f0370a78d775bca474cc6d1bf58d21ed Mon Sep 17 00:00:00 2001
From: tzy <hxb@hdlchina.com.cn>
Date: 星期三, 09 六月 2021 11:25:33 +0800
Subject: [PATCH] 一个新版本
---
HDL_ON/UI/UI2/2-Classification/FunctionControlZoneBLL.cs | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/HDL_ON/UI/UI2/2-Classification/FunctionControlZoneBLL.cs b/HDL_ON/UI/UI2/2-Classification/FunctionControlZoneBLL.cs
index 7d61094..4791f34 100644
--- a/HDL_ON/UI/UI2/2-Classification/FunctionControlZoneBLL.cs
+++ b/HDL_ON/UI/UI2/2-Classification/FunctionControlZoneBLL.cs
@@ -293,6 +293,8 @@
/// <param name="curtain"></param>
void LoadEvent_ControlMusic(Button btnPlay,Button btnNext,Button btnPrev, A31MusicModel a31player)
{
+ if (a31player == null)
+ return;
///涓婁竴鏇茬偣鍑讳簨浠�
btnPrev.MouseDownEventHandler = (sender, e) =>
{
--
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